Where does Greenfield Specialty Alcohols Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Greenfield Specialty Alcohols Inc. ranks #16,835 of 49,997 assignees by granted-patent volume, the same sort as the companies listing and top-holders ranking. See /methodology/#corpus-placement.

How many patents does Greenfield Specialty Alcohols Inc. hold?

Greenfield Specialty Alcohols Inc. holds 17 US utility patents granted between 2015 and 2020, spanning 17 technology areas.

What is Greenfield Specialty Alcohols Inc.'s Innovation Score?

Greenfield Specialty Alcohols Inc. has an Innovation Score of 34.7 out of 100 (48th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Greenfield Specialty Alcohols Inc.'s patent grant rate increasing or decreasing?

Greenfield Specialty Alcohols Inc.'s recent grant velocity is -87% compared to the prior five-year period (grant years, not application filing dates). Grant activity has slowed relative to earlier years.

What does claim depth mean for Greenfield Specialty Alcohols Inc.'s patents?

Greenfield Specialty Alcohols Inc.'s patents average 16.8 claims each. This is an aggregate descriptive count from the grant record; it does not establish claim scope, legal strength, enforceability, or design-around risk.

How is the Greenfield Specialty Alcohols Inc. patent data sourced?

All patent data comes from USPTO PatentsView, a public research dataset maintained by the United States Patent and Trademark Office covering US granted utility patents from 2015 to 2025.

USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Greenfield Specialty Alcohols Inc.

Q: What technology areas does Greenfield Specialty Alcohols Inc. focus on?

Greenfield Specialty Alcohols Inc.'s top technology area is Y02E (Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution) with 14 patents. Grants appear in 17 CPC subclasses total.

USPTO PatentsView assignee record - 17 granted patents across 17 technology areas, recorded in grant years 2015–2020. Grant-trend analysis is cross-referenced to USPTO Patent Public Search; it does not measure application filings, current R&D, or legal strength. Primary class: Y02E (Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Greenfield ranks #16,835 of 49,997 tracked US assignees by granted-patent volume, with 17 patents across 17 technology areas.

#16,835
of 49,997 US assignees by volume: 48th percentile
by Innovation Score (34.7/100): 16.8
avg claims per patent: -87%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R16835 · Foreign Corporation #16,835 · 17 grants

GRANTS-MICRO · MID-PACK · PHOTO-FINISH · CPC-FOCUS · INNOV-THIN · CLAIMS-RICH · TYPE-FRNCORP · VEL-DROP · BOOK-FULL

GRANTS-MICRO 17 grants
MID-PACK #16,835/49,997
PHOTO-FINISH Genexine
CPC-FOCUS Y02E · 17 areas
INNOV-THIN 34.7/100
CLAIMS-RICH 16.8 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -87% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Genexine, Inc. (±0 grants)

Instrument codes from this assignee’s USPTO PatentsView grant sheet: volume band, corpus rank, photo-finish peer, lead CPC, Innovation Score, claim depth, assignee type, velocity, and book completeness. Not a USPTO rating of patent strength.

Qualcomm Incorporated · highest

85
Greenfield Specialty… · this assignee

35
3D Lighting… · lowest

7

What this shows Greenfield's Innovation Score is 34.7/100 (48th percentile of the PatentsView-derived corpus). The chart places that score against the nearest Innovation Score peers plus corpus poles, not a reprint of the volume ranking.

Where Greenfield's grants concentrate

Greenfield Specialty Alcohols Inc. is a focused PatentsView assignee: 17 CPC subclasses with 82.4% of grants classified under Y02E (Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution). Peak complete grant year is 2016 (7 grants) versus a trough of 1 in 2019. By volume, Greenfield sits between Genexine, Inc. and Guizhou Baishancloud Technology Co., Ltd..

Genexine

17
Good WAY Technolo…

17
Gottfried Wilhelm…

17
Green Bell

17
Guangdong Aiko So…

17
Guangzhou Rantion…

17
Guilin Zhishen In…

17
Guizhou Baishancl…

17
Greenfield Specia… ◀

17

What this shows Greenfield holds 17 patents at rank #16,821, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Greenfield

By rank, the assignees closest to #16,821 in granted patent volume.

Leaders in Y02E (Reduction OF Greenhouse GAS [GHG] Emissions)

Other assignees with the most granted patents in Greenfield's primary technology class.

Greenfield's Innovation Score vs. every tracked assignee

Composite of portfolio volume, grant velocity, technology breadth, and claim depth (0–100)

35 48th percentile higher than 48% of 49,997 US assignees

Each bar is a band; taller bars hold more US assignees. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source USPTO PatentsView, PlainPatent Innovation Score · 2015–2025

USPTO utility patent grants by year · 2015–2020

Grants by year

Teal-shaded recent years (2020–present) versus the 2015–2019 baseline. Full figures in the table below.

View data table

Greenfield Specialty Alcohols Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	2	11.8%
2016	7	41.2%
2017	3	17.6%
2018	2	11.8%
2019	1	5.9%
2020	2	11.8%

Which technologies does Greenfield Specialty Alcohols Inc. patent most?

Y02E - Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution 14

C12P - Fermentation OR Enzyme-using Processes TO Synthesise A Desired Chemical Compound OR Composition OR TO Separate Optical Isomers From A Racemic Mixture 12

C12M - Apparatus FOR Enzymology OR MICROBIOLOGY; Apparatus FOR Culturing Microorganisms FOR Producing Biomass, FOR Growing Cells OR FOR Obtaining Fermentation OR Metabolic Products, i.e. Bioreactors OR Fermenters 7

C08H - Derivatives OF Natural Macromolecular Compounds 4

B01D - Separation 4

B30B - Presses IN General 3

D21C - Production OF Cellulose BY Removing Non-cellulose Substances From Cellulose-containing MATERIALS; Regeneration OF Pulping LIQUORS; Apparatus Therefor 3

C13K - Saccharides Obtained From Natural Sources OR BY Hydrolysis OF Naturally Occurring Disaccharides, Oligosaccharides OR Polysaccharides 3

C08B - POLYSACCHARIDES; Derivatives Thereof 2

C25B - Electrolytic OR Electrophoretic Processes FOR THE Production OF Compounds OR NON-METALS; Apparatus Therefor 2

C12F - Recovery OF By-products OF Fermented Solutions ; Denatured ALCOHOL; Preparation Thereof 2

Y02P - Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods 1

C10G - Cracking Hydrocarbon OILS; Production OF Liquid Hydrocarbon Mixtures, e.g. BY Destructive Hydrogenation, Oligomerisation, Polymerisation ; Recovery OF Hydrocarbon Oils From Oil-shale, Oil-sand, OR GASES; Refining Mixtures Mainly Consisting OF HYDROCARBONS; Reforming OF NAPHTHA; Mineral Waxes 1

D21H - Pulp COMPOSITIONS; Preparation Thereof NOT Covered BY Subclasses D21c OR D21D; Impregnating OR Coating OF PAPER; Treatment OF Finished Paper NOT Covered BY Class B31 OR Subclass D21G; Paper NOT Otherwise Provided FOR 1

C02F - Treatment OF Water, Waste Water, Sewage, OR Sludge 1

Top 15 of 17 technology areas

Where it ranks

Overall rank by patents

#16,835

of 49,997 tracked assignees

Innovation Score

34.7 out of 100

View all rankings →

Data Source

USPTO PatentsView, US granted patents 2015–2025

How is Innovation Score calculated?

What to do with this data

Greenfield Specialty Alcohols Inc.'s patent record in context - here's where to go next.

Greenfield Specialty Alcohols Inc.'s lead technology class is Y02E (Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution), 82.4% of its portfolio - see every assignee active in that class. Explore Y02E
Ranked #16,835 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Greenfield Specialty Alcohols Inc. against Genexine, Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 34.7/100 blends volume, velocity, technology breadth, and claim depth. How it's calculated

Figures reflect USPTO PatentsView grant data through May 2026; pending applications not yet granted are not counted.

Data sourced from USPTO PatentsView - official U.S. government patent data. See our methodology for computation details. Retrieved and formatted by PlainPatent

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the USPTO PatentsView database. Consult a qualified professional before making decisions based on this data.

Read our methodology - how this data is sourced, computed, and verified.

Data sources used on this page

USPTO PatentsView - the disambiguated bulk patent-grant, assignee, and CPC data this page's figures are derived from. patentsview.org
Cooperative Patent Classification (CPC) - the joint USPTO/EPO classification scheme used to group patents by technology area. cooperativepatentclassification.org
USPTO Patent Public Search - the official interface to verify the status of any individual patent. ppubs.uspto.gov

Compiled by PlainPatent, US Patent Intelligence Editorial Process · May 15, 2026

Every figure on PlainPatent is rendered directly from USPTO source data, no number is typed in by an editor. This page draws directly on USPTO source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 2026.